Privilege escalation in Litespeedtech Openlitespeed
CVE-2021-26758
Privilege Escalation in LiteSpeed Technologies OpenLiteSpeed web server version 1.7.8 allows attackers to gain root terminal access and execute commands on the host system.
Vulnerability class: Privilege Escalation
EPSS: 0.027 (84.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Litespeedtech Openlitespeed — versions 1.7.8
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Exploit, Third Party Advisory)
- cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-26758?
- CVE-2021-26758 is a high-severity vulnerability in Litespeedtech Openlitespeed, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2021-04-07.
- How severe is CVE-2021-26758?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-26758 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.